Summary
Thomson astatic differential galvanometer, by Elliott Bros, London. Used at Melbourne Observatory.
A galvanometer measures electric currents.
Physical Description
Used by throwing a beam of light from a lamp on to the mirror fixed to the suspended magnetic needle which is reflected back on to a graduated scale.
More Information
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Collection Names
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Collecting Areas
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Acquisition Information
Transfer from Melbourne Observatory, 1945
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Maker
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User
Melbourne Observatory, South Yarra, Greater Melbourne, Victoria, Australia
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Inscriptions
Marked : 'ELIOTT BROS, LONDON'
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Classification
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Category
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Discipline
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Type of item
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Overall Dimensions
30 cm (Height), 25 cm (Outside Diameter)
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Keywords
Electric Apparatus & Instruments, Electrical Equipment, Galvanometers
